21182502

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{163}}^1\times {\mathrm{179}}^1$

素因数の和:369

約数の個数: 48

約数和(自身を含む): 47113920

約数和(自身を除く): 25931418

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 121, 163, 179, 242, 326, 358, 363, 489, 537, 726, 978, 1074, 1793, 1969, 3586, 3938, 5379, 5907, 10758, 11814, 19723, 21659, 29177, 39446, 43318, 58354, 59169, 64977, 87531, 118338, 129954, 175062, 320947, 641894, 962841, 1925682, 3530417, 7060834, 10591251, 21182502]

約数ペア:

[(1, 21182502), (2, 10591251), (3, 7060834), (6, 3530417), (11, 1925682), (22, 962841), (33, 641894), (66, 320947), (121, 175062), (163, 129954), (179, 118338), (242, 87531), (326, 64977), (358, 59169), (363, 58354), (489, 43318), (537, 39446), (726, 29177), (978, 21659), (1074, 19723), (1793, 11814), (1969, 10758), (3586, 5907), (3938, 5379)]